[opensource-wg] Teo En Ming's Notes on Basic Configuration of Cisco ASA 5516-X Firewall - Version 1

2024-03-21 Thread Turritopsis Dohrnii Teo En Ming via opensource-wg
Subject: Teo En Ming's Notes on Basic Configuration of Cisco ASA 5516-X 
Firewall - Version 1

Good day from Singapore,

Author: Mr. Turritopsis Dohrnii Teo En Ming
Country: Singapore
Date of Publication: 20 March 2024 Wednesday
Document Version: 1

I have bought this refurbished/second hand/used Cisco ASA 5516-X firewall with 
FirePOWER Services for SGD$100 at Bukit Panjang Ring Road on 17 Mar 2024 Sunday 
at about 8.30 PM Singapore Time.

On 19 March 2024 Tuesday, I have completed basic configuration of this firewall.

Configuration Start: 19 March 2024 Tuesday, 9.22 PM

Configuration End: 19 March 2024 Tuesday, 11.33 PM

Below are my notes on configuring the Cisco ASA 5516-X firewall (basic).

Part 1: Factory reset the Cisco ASA 5516-X firewall
===

Reference guide: Clearing, resetting or erasing configuration on Cisco ASA
Link: 
https://www.linkedin.com/pulse/clearing-resetting-erasing-configuration-cisco-asa-darko-raki%C4%87?utm_source=share_medium=member_android_campaign=share_via

cisco> en
Password: *

cisco# conf t
cisco(config)#

* NOTICE *

Help to improve the ASA platform by enabling anonymous reporting,
which allows Cisco to securely receive minimal error and health
information from the device. To learn more about this feature,
please visit: http://www.cisco.com/go/smartcall

Would you like to enable anonymous error reporting to help improve
the product? [Y]es, [N]o, [A]sk later: Y

Enabling anonymous reporting.
Adding "call-home reporting anonymous" to running configuration...
Creating trustpoint "_SmartCallHome_ServerCA" and installing certificate...

Trustpoint CA certificate accepted.

Please remember to save your configuration.

cisco(config)# configure factory-default
Based on the inside IP address and mask, the DHCP address
pool size is reduced to 250 from the platform limit 256

WARNING: The boot system configuration will be cleared.
The first image found in disk0:/ will be used to boot the
system on the next reload.
Verify there is a valid image on disk0:/ or the system will
not boot.

Begin to apply factory-default configuration:
Clear all configuration
Executing command: !
Executing command: interface Management1/1
Executing command:  management-only
Executing command:  no nameif
Executing command:  no security-level
Executing command:  no ip address
Executing command:  no shutdown
Executing command:  exit
Executing command: !
Executing command: interface GigabitEthernet1/1
Executing command:  nameif outside
INFO: Security level for "outside" set to 0 by default.
Executing command:  security-level 0
Executing command:  ip address dhcp setroute
Executing command:  no shutdown
Executing command:  exit
Executing command: !
Executing command: interface GigabitEthernet1/2
Executing command:  nameif inside
INFO: Security level for "inside" set to 100 by default.
Executing command:  security-level 100
Executing command: ip address 192.168.1.1 255.255.255.0
Executing command:  no shutdown
Executing command:  exit
Executing command: !
Executing command: object network obj_any
Executing command: subnet 0.0.0.0 0.0.0.0
Executing command: nat (any,outside) dynamic interface
Executing command: exit
Executing command: !
Executing command: http server enable
Executing command: http 192.168.1.0 255.255.255.0 inside
Executing command: !
Executing command: dhcpd auto_config outside
Executing command: dhcpd address 192.168.1.5-192.168.1.254 inside
Executing command: dhcpd enable inside
Executing command: !
Executing command: logging asdm informational
Executing command: !
Executing command: !
Executing command: !
Factory-default configuration is completed

ciscoasa(config)# reload
System config has been modified. Save? [Y]es/[N]o:  y
Cryptochecksum: 200435a9 cee9c848 4fb5e91d ac201631

3250 bytes copied in 0.150 secs
Proceed with reload? [confirm]
ciscoasa(config)#


***
*** --- START GRACEFUL SHUTDOWN ---
Shutting down isakmp
Shutting down webvpn
Shutting down sw-module
Shutting down License Controller
Shutting down File system



***
*** --- SHUTDOWN NOW ---
Process shutdown finished
Rebooting... (status 0x9)
..
INIT: Sending processes the TERM signal
Deconfiguring network interfaces... done.
Sending all processes the TERM signal...
Sending all processes the KILL signal...
Deactivating swap...
Unmounting local filesystems...
Rebooting...


Part 2: Basic Configuration of Cisco ASA 5516-X Firewall
=

Reference guide: Basic Cisco ASA 5506-x Configuration Example
Link: 
https://www.speaknetworks.com/basic-cisco-asa-5506-x-configuration-example/

ciscoasa> en
Password:
ciscoasa#

ciscoasa# show bootvar

BOOT variable =
Current BOOT variable =
CONFIG_FILE variable =
Current CONFIG_FILE variable =

Step 1: Configure ASA interfaces and assign appropriate security levels
===


Re: [opensource-wg] Most popular open source firewall in the world

2024-03-01 Thread Turritopsis Dohrnii Teo En Ming via opensource-wg
Dear Martin,

I prefer to use the open source firewall that is the most popular in the world 
to get a feel-good feeling.

Based on my research in online shopping platforms like Lazada, many online 
shops are selling hardware appliances that claim to be compatible with pfsense 
and opnsense. pfsense and opnsense are the most frequently mentioned open 
source firewalls in Lazada and other online shopping platforms.

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individual in Singapore

On Tuesday, February 20th, 2024 at 4:50 AM, Martin Winter  
wrote:

> I think the whole question is wrong.
> 
> I don't see there to be one BEST product. It all matters for the
> application. What is required (i.e. features, support, performance
> etc). What is the know-how of the enduser? Does it require a simple
> graphic interface? Or is a CLI preferred? Or both needed? Do you just
> need a single setup or is this which should be rolled out to various
> remote locations? Do you require it to run on a specific hardware or
> OS?
> 
> If you really want to help to select something and not just doing some
> marketing research, then explain your situation and ask for
> suggestions for it.
> 
> Regards,
> Martin Winter
> 
> On Mon, Feb 19, 2024 at 4:57 PM Julius ter Pelkwijk pelkw...@gmail.com wrote:
> 
> > Hey,
> > 
> > As someone who works a lot with AI, I have to say that chatGPT relies on 
> > what it can find on the internet. The first page I found was from pfsense, 
> > claiming it to be the "world's most trusted open source firewall". The 
> > Dutch call this a "wij van wc-eend", a phrase made by a company to claim 
> > that their product is the best.
> > 
> > I tend to use UFW, but I know people who use Shorewall and CSF. Its a case 
> > of "preference" and what you want to use the firewall for.
> > 
> > Greetings,
> > 
> > Julius
> > 
> > On Mon, Feb 19, 2024 at 3:54 PM Klaas Tammling klaas@tammling.hamburg wrote:
> > 
> > > Hi,
> > > 
> > > I mean just from a quick search there are a bunch of great opensource 
> > > firewalls. Some more popular than others, depending on the use case.
> > > 
> > > The first one which would come into my mind is OPNSense, a fork of 
> > > pfsense. I use it myself and it works great.
> > > 
> > > Another one could be IPFire and IPCop.
> > > 
> > > This site is in German but it lists a few, you could evaluate if you 
> > > search for something new (not affiliated with that site): 
> > > https://aware7.com/de/blog/die-12-besten-open-source-firewalls/
> > > 
> > > All the best,
> > > 
> > > Klaas
> > > 
> > > 
> > > Von: opensource-wg opensource-wg-boun...@ripe.net im Auftrag von 
> > > Turritopsis Dohrnii Teo En Ming via opensource-wg opensource-wg@ripe.net
> > > Gesendet: Montag, 19. Februar 2024 15:33
> > > An: opensource-wg@ripe.net opensource-wg@ripe.net
> > > Cc: c...@teo-en-ming-corp.com c...@teo-en-ming-corp.com
> > > Betreff: [opensource-wg] Most popular open source firewall in the world
> > > 
> > > Subject: Most popular open source firewall in the world
> > > 
> > > Good day from Singapore,
> > > 
> > > I am using pfsense community edition 2.7.2 firewall at home.
> > > 
> > > Recently I asked ChatGPT. ChatGPT says pfsense is the singular most 
> > > popular open source firewall in the world.
> > > 
> > > Is pfsense really the most popular open source firewall in the world?
> > > If there is more than one, please provide a list of the most popular open 
> > > source firewall(s) in the world as well.
> > > Preferably from well accredited sources.
> > > 
> > > Thank you.
> > > 
> > > Regards,
> > > 
> > > Mr. Turritopsis Dohrnii Teo En Ming
> > > Targeted Individual in Singapore
> > > 
> > > ___
> > > opensource-wg mailing list
> > > opensource-wg@ripe.net
> > > https://lists.ripe.net/mailman/listinfo/opensource-wg
> > > 
> > > To unsubscribe from this mailing list, get a password reminder, or change 
> > > your subscription options, please visit: 
> > > https://lists.ripe.net/mailman/listinfo/opensource-wg
> > > ___
> > > opensource-wg mailing list
> > > opensource-wg@ripe.net
> > > https://lists.ripe.net/mailman/listinfo/opensource-wg
> > 

Re: [opensource-wg] Most popular open source firewall in the world

2024-03-01 Thread Turritopsis Dohrnii Teo En Ming via opensource-wg
Dear Julius,

I prefer to use a firewall distro that could secure the entire network like 
pfsense, opnsense, ipfire, etc.

I personally feel that UFW, shorewall and CSF are too basic and they are 
host-based solutions, that is, they can only secure the computers they are 
installed on, not the entire network.

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individual in Singapore

On Monday, February 19th, 2024 at 11:56 PM, Julius ter Pelkwijk 
 wrote:

> Hey,
>
> As someone who works a lot with AI, I have to say that chatGPT relies on what 
> it can find on the internet. The first page I found was from pfsense, 
> claiming it to be the "world's most trusted open source firewall". The Dutch 
> call this a "wij van wc-eend", a phrase made by a company to claim that their 
> product is the best.
>
> I tend to use UFW, but I know people who use Shorewall and CSF. Its a case of 
> "preference" and what you want to use the firewall for.
>
> Greetings,
>
> Julius
>
> On Mon, Feb 19, 2024 at 3:54 PM Klaas Tammling  wrote:
>
>> Hi,
>>
>> I mean just from a quick search there are a bunch of great opensource 
>> firewalls. Some more popular than others, depending on the use case.
>>
>> The first one which would come into my mind is OPNSense, a fork of pfsense. 
>> I use it myself and it works great.
>>
>> Another one could be IPFire and IPCop.
>>
>> This site is in German but it lists a few, you could evaluate if you search 
>> for something new (not affiliated with that site): 
>> https://aware7.com/de/blog/die-12-besten-open-source-firewalls/
>>
>> All the best,
>>
>> Klaas
>>
>> ---
>>
>> Von: opensource-wg  im Auftrag von 
>> Turritopsis Dohrnii Teo En Ming via opensource-wg 
>> Gesendet: Montag, 19. Februar 2024 15:33
>> An: opensource-wg@ripe.net 
>> Cc: c...@teo-en-ming-corp.com 
>> Betreff: [opensource-wg] Most popular open source firewall in the world
>>
>> Subject: Most popular open source firewall in the world
>>
>> Good day from Singapore,
>>
>> I am using pfsense community edition 2.7.2 firewall at home.
>>
>> Recently I asked ChatGPT. ChatGPT says pfsense is the singular most popular 
>> open source firewall in the world.
>>
>> Is pfsense really the most popular open source firewall in the world?
>> If there is more than one, please provide a list of the most popular open 
>> source firewall(s) in the world as well.
>> Preferably from well accredited sources.
>>
>> Thank you.
>>
>> Regards,
>>
>> Mr. Turritopsis Dohrnii Teo En Ming
>> Targeted Individual in Singapore
>>
>> ___
>> opensource-wg mailing list
>> opensource-wg@ripe.net
>> https://lists.ripe.net/mailman/listinfo/opensource-wg
>>
>> To unsubscribe from this mailing list, get a password reminder, or change 
>> your subscription options, please visit: 
>> https://lists.ripe.net/mailman/listinfo/opensource-wg
>> ___
>> opensource-wg mailing list
>> opensource-wg@ripe.net
>> https://lists.ripe.net/mailman/listinfo/opensource-wg
>>
>> To unsubscribe from this mailing list, get a password reminder, or change 
>> your subscription options, please visit: 
>> https://lists.ripe.net/mailman/listinfo/opensource-wg___
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Re: [opensource-wg] Most popular open source firewall in the world

2024-03-01 Thread Turritopsis Dohrnii Teo En Ming via opensource-wg
Dear Klaas,

Thanks for the link.

IPCop is an abandoned opensource firewall project.

I personally feel ipfire is not as good as pfsense.

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individual in Singapore

On Monday, February 19th, 2024 at 10:53 PM, Klaas Tammling 
 wrote:

> Hi,
>
> I mean just from a quick search there are a bunch of great opensource 
> firewalls. Some more popular than others, depending on the use case.
>
> The first one which would come into my mind is OPNSense, a fork of pfsense. I 
> use it myself and it works great.
>
> Another one could be IPFire and IPCop.
>
> This site is in German but it lists a few, you could evaluate if you search 
> for something new (not affiliated with that site): 
> https://aware7.com/de/blog/die-12-besten-open-source-firewalls/
>
> All the best,
>
> Klaas
>
> -------
>
> Von: opensource-wg  im Auftrag von 
> Turritopsis Dohrnii Teo En Ming via opensource-wg 
> Gesendet: Montag, 19. Februar 2024 15:33
> An: opensource-wg@ripe.net 
> Cc: c...@teo-en-ming-corp.com 
> Betreff: [opensource-wg] Most popular open source firewall in the world
>
> Subject: Most popular open source firewall in the world
>
> Good day from Singapore,
>
> I am using pfsense community edition 2.7.2 firewall at home.
>
> Recently I asked ChatGPT. ChatGPT says pfsense is the singular most popular 
> open source firewall in the world.
>
> Is pfsense really the most popular open source firewall in the world?
> If there is more than one, please provide a list of the most popular open 
> source firewall(s) in the world as well.
> Preferably from well accredited sources.
>
> Thank you.
>
> Regards,
>
> Mr. Turritopsis Dohrnii Teo En Ming
> Targeted Individual in Singapore
>
> ___
> opensource-wg mailing list
> opensource-wg@ripe.net
> https://lists.ripe.net/mailman/listinfo/opensource-wg
>
> To unsubscribe from this mailing list, get a password reminder, or change 
> your subscription options, please visit: 
> https://lists.ripe.net/mailman/listinfo/opensource-wg___
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[opensource-wg] Most popular open source firewall in the world

2024-02-19 Thread Turritopsis Dohrnii Teo En Ming via opensource-wg
Subject: Most popular open source firewall in the world

Good day from Singapore,

I am using pfsense community edition 2.7.2 firewall at home.

Recently I asked ChatGPT. ChatGPT says pfsense is the singular most popular 
open source firewall in the world.

Is pfsense really the most popular open source firewall in the world?
If there is more than one, please provide a list of the most popular open 
source firewall(s) in the world as well.
Preferably from well accredited sources.

Thank you.

Regards,

Mr. Turritopsis Dohrnii Teo En Ming
Targeted Individual in Singapore








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