R3303-HP HSR6800 Routers Layer 2 - LAN Switching Configuration Guide
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Shutting down an aggregate interface ··············································································································· 19
Configuring load-sharing criteria for link aggregation groups ················································································· 19
Configuring the global link-aggregation load sharing criteria ········································································· 20
Configuring load-sharing criteria for an aggregation group ··········································································· 20
Enabling local-first load sharing for link aggregation ······················································································· 20
Displaying and maintaining Ethernet link aggregation ····························································································· 21
Ethernet link aggregation configuration examples ····································································································· 22
Layer 2 static aggregation configuration example ···························································································· 22
Layer 2 dynamic aggregation configuration example ······················································································ 24
Layer 2 aggregation load sharing configuration example ··············································································· 26
Layer 3 static aggregation configuration example ···························································································· 28
Layer 3 dynamic aggregation configuration example ······················································································ 29
Layer 3 aggregation load sharing configuration example ··············································································· 31
Configuring port isolation ·········································································································································· 33
Overview ········································································································································································· 33
Assigning ports to the isolation group ························································································································· 33
Displaying and maintaining the isolation group ········································································································ 33
Port isolation configuration example···························································································································· 34
Network requirements ··········································································································································· 34
Configuration procedure ······································································································································ 34
Configuring spanning tree protocols ························································································································ 35
STP ··················································································································································································· 35
STP protocol packets ············································································································································· 35
Basic concepts in STP ············································································································································ 36
STP algorithm ························································································································································· 37
RSTP ················································································································································································· 42
MSTP ················································································································································································ 42
STP and RSTP limitations ······································································································································· 42
MSTP features ························································································································································ 42
MSTP basic concepts ············································································································································ 42
How MSTP works ·················································································································································· 46
Implementation of MSTP on devices ···················································································································· 46
Protocols and standards ················································································································································ 47
Spanning tree configuration task lists ·························································································································· 47
Configuration prerequisites ·································································································································· 47
Configuration restrictions and guidelines ··········································································································· 47
STP configuration task list ····································································································································· 48
RSTP configuration task list ··································································································································· 48
MSTP configuration task list ································································································································· 49
Setting the spanning tree mode ···································································································································· 51
Configuring an MST region ·········································································································································· 51
Configuring the root bridge or a secondary root bridge ·························································································· 52
Configuring the current device as the root bridge of a specific spanning tree ·············································· 52
Configuring the current device as a secondary root bridge of a specific spanning tree ······························ 53
Configuring the device priority ····································································································································· 53
Configuring the maximum hops of an MST region ···································································································· 54
Configuring the network diameter of a switched network ························································································· 54
Configuring spanning tree timers ································································································································· 54
Configuration guidelines ······································································································································ 55
Configuration procedure ······································································································································ 55
Configuring the timeout factor ······································································································································ 56
Configuring the maximum port rate ····························································································································· 56
Configuring edge ports ················································································································································· 57