Heres the proof: interface FastEthernet0/0 ip address 172.28.64.28 255.255.255.192 ip access-group 150 in ip directed-broadcast duplex auto speed auto ! access-list 150 deny tcp host 172.28.64.11 any eq telnet log access-list 150 permit ip any any ! line con 0 exec-timeout 0 0 line aux 0 line vty 0 4 exec-timeout 0 0 password cisco logging synchronous login line vty 5 15 login
C2620B# 3w3d: %SEC-6-IPACCESSLOGP: list 150 denied tcp 172.28.64.11(62978) -> 172.28.64.28(23), 1 packet C2620B# Dave "Roberts, Larry" wrote: > > And for reference: > http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122cgcr/fipr > as_r/1rfip1.htm#xtocid1 > > Note that your source address is NOT on the same Ethernet subnet ( > 172.28.64.11/26 ) > Your coming from 172.28.56.48. A routing decision is being made. > > Put your machine on the 172.28.64.11 subnet and show me this getting > dropped. > > Thanks > > Larry > > -----Original Message----- > From: MADMAN [mailto:[EMAIL PROTECTED]] > Sent: Monday, February 18, 2002 3:21 PM > To: Roberts, Larry > Cc: [EMAIL PROTECTED] > Subject: Re: Dening telnet access [7:35628] > > Not in my world: > > interface Ethernet4/0/0 > bandwidth 1000 > ip address 172.28.64.11 255.255.255.192 > ip access-group 150 in > no ip directed-broadcast > no ip mroute-cache > ! > access-list 150 deny tcp host 172.28.56.48 any eq telnet log > access-list 150 permit ip any any > > *Feb 18 12:11:42: %SEC-6-IPACCESSLOGP: list 150 denied tcp > 172.28.56.48(57010) - > > 172.28.64.11(23), 1 packet > > Thank you!! > > Dave > > "Roberts, Larry" wrote: > > > > The only way that the access-list applied to the inbound interface ( > > non-vty > > ) blocked your telnet is if you were trying to telnet > > To an address that was not the directly connected address ( loopback or > far > > side serial/ethernet ) > > > > If you were to telnet directly to the interface that the access-list > > was applied to you WOULD get in. Only an access-class applied To the > > VTY ports will stop that. > > > > Thanks > > > > Larry > > > > -----Original Message----- > > From: MADMAN [mailto:[EMAIL PROTECTED]] > > Sent: Monday, February 18, 2002 1:05 PM > > To: [EMAIL PROTECTED] > > Subject: Re: Dening telnet access [7:35628] > > > > I know it does. I have, even fairly recently, locked myself out of a > > router via an inbound access list applied to an interface,DOH:( Try > > again and if it doesn't work I would like to see the config. > > > > Are you sure the interface on which you applied the access list is > > the interface you were telneting to/thru?? > > > > Dave > > > > Patrick Ramsey wrote: > > > > > > really? I have had no luck using inbound acl's to control telnet to > > > the > > router...I always have to use acc's on the vty's > > > > > > Is there a trick to this? > > > > > > -Patrick > > > > > > >>> MADMAN 02/18/02 12:16PM >>> > > > Actually telnet packets are processed by inbound access-list. Now > > > if your refering to outbound access-lists then you would be correct. > > > > > > Dave > > > > > > "Hire, Ejay" wrote: > > > > > > > > Because telnet packets destined for the router are not normally > > > > processed > > > by > > > > access-lists. (i don't understand why not, but hey...) > > > > > > > > instead do this > > > > > > > > access-list y deny xx.xx.xx.xx xx.xx.xx.xx > > > > > > > > line vty 0 n (n = the results of a ?, usually 4) access-class y > > > > > > > > -----Original Message----- > > > > From: McHugh Randy [mailto:[EMAIL PROTECTED]] > > > > Sent: Saturday, February 16, 2002 4:49 PM > > > > To: [EMAIL PROTECTED] > > > > Subject: Dening telnet access [7:35628] > > > > > > > > Access list problem: > > > > > > > > Why does this extended access list not work to deny telnet access > > > > applied > > > to > > > > the internet interface on a 2514? > > > > > > > > Extended IP access list 199 > > > > deny tcp any any eq telnet > > > > > > > > interface Ethernet0 > > > > > > > > ip access-group 199 in > > > > > > > > I have alot more statments than this and of course the statement > > > > access-list 199 permit ip any any > > > > > > > > to take care of the implicit deny all , but I can still access the > > > > router from the internet through telnet. Anyone have any ideas > > > > what else might be needed to prevent of selectivly allow telnet > > > > access to my router. Thanks, Randy > > > -- > > > David Madland > > > Sr. Network Engineer > > > CCIE# 2016 > > > Qwest Communications Int. Inc. > > > [EMAIL PROTECTED] > > > 612-664-3367 > > > > > > "Emotion should reflect reason not guide it" > > > >>>>>>>>>>>>> Confidentiality Disclaimer This email and any files > > transmitted with it may contain confidential and /or proprietary > > information in the possession of WellStar Health System, Inc. > > ("WellStar") and is intended only for the individual or entity to whom > > addressed. This email may contain information that is held to be > > privileged, confidential and exempt from disclosure under applicable > > law. If the reader of this message is not the intended recipient, you > > are hereby notified that any unauthorized access, dissemination, > > distribution or copying of any information from this email is strictly > > prohibited, and may subject you to criminal and/or civil liability. If > > you have received this email in error, please notify the sender by > > reply email and then delete this email and its attachments from your > > computer. Thank you. > > > > > > ================================================================ > > > > -- > > David Madland > > Sr. Network Engineer > > CCIE# 2016 > > Qwest Communications Int. Inc. > > [EMAIL PROTECTED] > > 612-664-3367 > > > > "Emotion should reflect reason not guide it" > -- > David Madland > Sr. Network Engineer > CCIE# 2016 > Qwest Communications Int. Inc. > [EMAIL PROTECTED] > 612-664-3367 > > "Emotion should reflect reason not guide it" -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. 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