Brocade Communications Systems StoreFabric SN6500B Administrator's Manual page 6

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FCIP Trunking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Design for redundancy and fault tolerance . . . . . . . . . . . . . . . . 17
FCIP tunnel restrictions for FCP and FICON acceleration
features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
FCIP circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
FCIP circuit failover capabilities . . . . . . . . . . . . . . . . . . . . . . . . . 19
Failover in TI zones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Bandwidth calculation during failover . . . . . . . . . . . . . . . . . . . . 22
Adaptive Rate Limiting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
FSPF link cost calculation when ARL is used. . . . . . . . . . . . . . . 23
PP-TCP-QoS priorities over an FCIP trunk . . . . . . . . . . . . . . . . . . . . . 23
QoS, DSCP, and VLANs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
DSCP Quality of Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
VLANs and Layer 2 Quality of Service. . . . . . . . . . . . . . . . . . . . . 26
When both DSCP and L2CoS are used. . . . . . . . . . . . . . . . . . . . 26
DSCP and VLAN support on FCIP circuits. . . . . . . . . . . . . . . . . . 27
Managing the VLAN tag table . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Compression options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
IPsec implementation over FCIP tunnels. . . . . . . . . . . . . . . . . . . . . . 30
Limitations using IPsec over FCIP tunnels . . . . . . . . . . . . . . . . . 30
IPsec for the 7800 switch and FX8-24 blade. . . . . . . . . . . . . . . 30
Enabling IPsec and IKE policies . . . . . . . . . . . . . . . . . . . . . . . . . 31
Open Systems Tape Pipelining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
FCIP Fastwrite and OSTP configurations . . . . . . . . . . . . . . . . . . 32
Support for IPv6 addressing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
IPv6 with embedded IPv4 addresses . . . . . . . . . . . . . . . . . . . . . 35
Memory use limitations for large-device tunnel configurations. . . . 35
Control blocks created during FCP traffic flow. . . . . . . . . . . . . . 35
Control blocks created during FCP traffic flow. . . . . . . . . . . . . . 36
Determining how a configuration affects FCIP tunnel control
block memory. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Configuration preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Configuration steps. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Setting VE_Ports to persistently disabled state . . . . . . . . . . . . . 38
Configuring VEX_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Enabling XISL for VE_Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Configuring the media type for GbE ports 0 and 1 (7800
switch only). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Setting the GbE port operating mode (FX8-24 blade only) . . . . 40
Configuring a GbE or XGE port IP address . . . . . . . . . . . . . . . . . 40
Configuring an IP route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Validating IP connectivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Creating an FCIP tunnel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Creating additional FCIP circuits . . . . . . . . . . . . . . . . . . . . . . . . 49
Verifying the FCIP tunnel configuration . . . . . . . . . . . . . . . . . . . 49
Enabling persistently disabled ports . . . . . . . . . . . . . . . . . . . . . 50
Creating a multicircuit tunnel (example) . . . . . . . . . . . . . . . . . . . . . . 50
Fabric OS FCIP Administrator's Guide
53-1002748-01