hi guys, so i ran into this thing with pat on a cisco router. i always thought that pat only allowed traffic inside to outside, but i found a scenario that when a pat translation is generated by legitimate traffic, then the pated ip address starts responding ping from outside. the cisco router is the host responding to the icmp.
The PATed ip address is not assigned to the interface. is this behavior normal? couldn't find any information on cisco regarding this.
hi, please see attached file screenshot_2.jpg, its a reproduction of the config in gns3.
The pc is nated to 192.168.1.2 which is a PAT, when that entry is crated in the nat table, that ip address starts responding to ping from outside, the router is the device responding to ping as seen in a capture in gns3.
Hi,I've had below topology: So from RT1's perspective, if link RT1 - RT5 is the link to be protected, the P-space (RT1, Redlink) will be RT2? I can see the definition of P space of RT1 is the set of nodes that RT1 can reach as per pre-convergenc...
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Cisco IOS-XE 17.3.1 – Catalyst Switching Updates
Table of Contents
Hardware Additions since IOS-XE 17.2.1
Key Summary Features
Platform and Infra Features
High Availability Features
Routing / MPLS / VPN Features