Said differently, even though .13 is configured for it, the hello packet 
doesn't appear to be reflecting that config.


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On Sat, Jul 30, 2016 at 10:27 PM -0600, "Nathan Babcock" 
<nath...@sswireless.net> wrote:











  
    
  
  
    

13 adn 14 are set to MD5.  Just reverified this.

    
    

    On 7/30/2016 10:20 PM, Jesse Dupont
      wrote:

    
    
      It looks like there is an Authentication Type
        mismatch. .13 is set to none whereas .14 is set to MD5.
      

        On Sat, Jul 30, 2016 at 9:49 PM, <nath...@sswireless.net>
          wrote:

          
            

Good evening.  
            

 
            

We had this happen when we reloaded a router at an active
              site after a dhcp issue, and we are in the process of
              bring up a new site and figured we would try it on a fresh
              router without any risk of bringing a customer down.  
            

 
            

We loaded the router with 1.7, as this is the production
              firmware we are running across all routers in our network
              presently.  Completed config, ospf is working everything
              is behaving as expected.  Backup config and then loaded
              1.8.5.  As soon as router reboots, it is no longer
              accessible.  From the next router in line, i can ping
              public interface of new router, but cannot do anything
              else(This most likely due to firewall rules we have in
              place).  Router is online, but ospf is no longer working. 
              It is no longer listed as a registered neighbor and in
              fact appears that ospf is turned off as a whole.  
            

 
            

Last time we did this on the production router, it was
              available locally but ospf did not work.  It appears this
              is the case here as well.  Any help would be greatly
              appreciated as we need to upgrade our entire
              infrastructure to take advantage of the MPLS
              configurations for an upcoming project for a customer. 
              Thank you in advance!

              

            
            

So to further this, i am working at the site and trying
              to resolve this, so far to no end.
            

 
            

Here is th ospf database:
            

OSPF Router with ID (199.83.117.14) (Process ID 0 VRF
              default)

              Router Link States (Area 0.0.0.0)
            

Link ID ADV Router Age Seq# CkSum Link count

              199.83.117.14 199.83.117.14 378 0x80000005 0xbcad 3
            

 
            

 
            

show ip ospf interface eth1

              eth1 is up, line protocol is up

              Internet Address 199.83.117.14/30,
              Area 0.0.0.0, MTU 1500

              Process ID 0, VRF (default), Router ID 199.83.117.14,
              Network Type BROADCAST, Cost: 10

              Transmit Delay is 1 sec, State DR, Priority 1, TE Metric
              10

              Designated Router (ID) 199.83.117.14, Interface Address
              199.83.117.14

              No backup designated router on this network

              Timer intervals configured, Hello 10, Dead 40, Wait 40,
              Retransmit 5

              Hello due in 00:00:05

              Neighbor Count is 0, Adjacent neighbor count is 0

              Crypt Sequence Number is 185

              Hello received 0 sent 97, DD received 0 sent 0

              LS-Req received 0 sent 0, LS-Upd received 0 sent 0

              LS-Ack received 0 sent 0, Discarded 0

              Message-digest authentication, using default key-id 0
            

 
            

 
            

set protocols ospf area 0.0.0.0 area-type normal

              set protocols ospf area 0.0.0.0 authentication md5

              set protocols ospf area 0.0.0.0 network 199.83.117.12/30

              set protocols ospf area 0.0.0.0 network 172.16.106.0/24

              set protocols ospf area 0.0.0.0 network 199.83.117.128/25

              set protocols ospf parameters abr-type cisco

              set protocols ospf parameters router-id 199.83.117.14
            

 
            

packet capture of ospf on the eth1 interface:
            

16:28:25.895751 IP (tos 0xc0, ttl 1, id 46663, offset 0,
              flags [none], proto OSPF (89), length 64)

              199.83.117.13 > 224.0.0.5:
              OSPFv2, Hello, length 44

              Router-ID 74.116.132.65, Backbone Area, Authentication
              Type: none (0)

              Options [External]

              Hello Timer 10s, Dead Timer 40s, Mask 255.255.255.252,
              Priority 1

              Designated Router 199.83.117.13

              16:28:31.569879 IP (tos 0xc0, ttl 1, id 9546, offset 0,
              flags [DF], proto OSPF (89), length 80)

              199.83.117.14 > 224.0.0.5:
              OSPFv2, Hello, length 44

              Router-ID 199.83.117.129, Backbone Area, Authentication
              Type: MD5 (2)

              Key-ID: 0, Auth-Length: 16, Crypto Sequence Number:
              0x0000053a

              Options [External]

              Hello Timer 10s, Dead Timer 40s, Mask 255.255.255.252,
              Priority 1

              Designated Router 199.83.117.14
            

 
            

No idea why this isnt working.
            

 
            

Also checked ps aux and it shows:
            

root 2126 0.0 0.1 6932 2872 ? Ss 16:02 0:00
              /usr/sbin/ospfd -d -P 0
            

 
            

This thing is just dead in the water...

              

              Any help or guidance would be greatly appreciated.  Thank
              you.
            

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        -- 

        
          

Jesse
                  DuPont
          
            

Owner
                / Network Architect
            

email: jesse.dup...@celeritycorp.net
            

cell: 605-340-0651
            

fax: 305-946-0651
            

Celerity
                Networks LLC
            

PO
                Box 547
            

Spearfish,
                SD  57783
            

Like
                us!  facebook.com/celeritynetworksllc
            


          
        
      
      

      
      

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