IP Traffic Export allows you to configure your router to export IP packets received on multiple, simultaneous WAN or LAN interfaces. This document covers the procedure for configuring IP Traffic export and the Packet Capture for troubleshooting and monitoring the devices.
Configuration: IP Traffic Capture
Below is the sample configuration created and IP Traffic captured on Cisco Unified Border Element (CUBE) ISR-G2, IOS 15.1.2T release for troubleshooting and monitoring the SIP Calls routed through the CUBE.
1. Configure capture profile
create profile ip traffic-export profile corp1 mode capture bidirectional incoming access-list 123 outgoing access-list 123 ! ! access-list to filter only SIP messages (port 5060) access-list 123 permit udp any any eq 5060 access-list 123 permit tcp any any eq 5060 ! ! apply to an interface, default memory is 5M interface fa0/0 ip traffic-export apply TAC [size <bytes>]
2. Capture traffic with these exec (enable) level commands
Note: The exec cmds don’t appear until a profile has been configured
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