Brocade Multi-Service IronWare Switching Configuration Guide (Supporting R05.6.00) User Manual
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xviii
Multi-Service IronWare Switching Configuration Guide
53-1003036-02
The IP packet flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .702
ARP cache table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .703
Static ARP table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .703
IP route table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .704
IP forwarding cache . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .705
IP packet queuing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .705
Basic IP parameters and defaults . . . . . . . . . . . . . . . . . . . . . . . . . .706
When parameter changes take effect . . . . . . . . . . . . . . . . . . .706
IP global parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .706
IP interface parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .709
GRE IP tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 711
Considerations in implementing this feature. . . . . . . . . . . . . . 711
GRE MTU enhancements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 711
Configuring a GRE IP Tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . .712
Multicast over GRE tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .720
Configuring PIM GRE tunnel . . . . . . . . . . . . . . . . . . . . . . . . . . .720
Configuring PIM GRE tunnel using the strict RPF check . . . . .720
Tunnel statistics for a GRE tunnel or IPv6 manual tunnel . . . . . . .721
Reload behavior and the source-ingress CAM partition . . . . .721
Operational notes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .722
Enabling IP tunnel or manual IPv6 statistics . . . . . . . . . . . . . .724
Restart global timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .725
Configuring the graceful-restart max-hold-timer . . . . . . . . . . .726
Graceful-restart protocols-converge-timer . . . . . . . . . . . . . . . .727
Configuring IP parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .727
Configuring IP addresses. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .727
IP Unnumbered Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . .730
Configuring an unnumbered interface . . . . . . . . . . . . . . . . . . .731
Displaying unnumbered interfaces. . . . . . . . . . . . . . . . . . . . . .731
ARP suppression on unnumbered interfaces . . . . . . . . . . . . .732
Enabling and disabling ARP suppression. . . . . . . . . . . . . . . . .732
Caveats and limitations for IP Unnumbered Interfaces . . . . .733
Configuration considerations for IP Unnumbered Interfaces .733
Sample configuration for IP Unnumbered Interfaces . . . . . . .734
Support for a 31-bit subnet mask on point-to-point networks735
Enabling hardware forwarding of IP option packets
based on Layer 3 destination . . . . . . . . . . . . . . . . . . . . . . . . . .737
Configuring domain name server (DNS) resolver . . . . . . . . . .738
Using Telnet and Secure Shell . . . . . . . . . . . . . . . . . . . . . . . . . 740
Changing the encapsulation type for IP packets . . . . . . . . . . . 740
Setting the maximum frame size globally . . . . . . . . . . . . . . . . 741
Changing the MTU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 742
Changing the router ID. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 744
Recalculating the router ID . . . . . . . . . . . . . . . . . . . . . . . . . . . . 745
IPv6 ND Global Router Advertisement Control . . . . . . . . . . . . 745
Specifying a single source interface for Telnet, SSH,
NTP, TFTP, TACACS/TACACS+, or RADIUS packets . . . . . . . . . . 747
Configuring an interface as the source for Syslog packets . . . . . . 748