Brocade Fabric OS FCIP Administrator's Guide v7.1.0 (53-1002748-01, March 2013)

vi Fabric OS FCIP Administrator’s Guide
53-1002748-01
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