Fabric OS Administrator’s Guide
117
53-1002745-02
Gateway links
4
Gateway links
A gateway merges SANs into a single fabric by establishing point-to-point E_Port connectivity
between two Fibre Channel switches that are separated by a network with a protocol such as IP or
SONET.
Except for link initialization, gateways are transparent to switches; the gateway simply provides
E_Port connectivity from one switch to another.
Figure 8
shows two separate SANs, A-1 and A-2,
merged together using a gateway.
FIGURE 8
Gateway link merging SANs
By default, switch ports initialize links using the Exchange Link Parameters (ELP) mode 1. However,
gateways expect initialization with ELP mode 2, also referred to as ISL R_RDY mode. Therefore, to
enable two switches to link through a gateway, the ports on both switches must be set for ELP mode 2.
Any number of E_Ports in a fabric can be configured for gateway links, provided the following
guidelines are followed:
•
All switches in the fabric use the core PID format, as described in
“Configuring a link through a
gateway”
on page 118.
•
The switches connected to both sides of the gateway are included when determining
switch-count maximums.
•
Extended links (those created using the Extended Fabrics licensed feature) are not supported
through gateway links.
Содержание Fabric OS 7.1.0
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Страница 132: ...132 Fabric OS Administrator s Guide 53 1002745 02 Frame Redirection 4 ...
Страница 194: ...194 Fabric OS Administrator s Guide 53 1002745 02 Ports and applications used by switches 6 ...
Страница 254: ...254 Fabric OS Administrator s Guide 53 1002745 02 Brocade configuration form 8 ...
Страница 274: ...274 Fabric OS Administrator s Guide 53 1002745 02 Validating a firmware download 9 ...
Страница 302: ...302 Fabric OS Administrator s Guide 53 1002745 02 Creating a logical fabric using XISLs 10 ...
Страница 344: ...344 Fabric OS Administrator s Guide 53 1002745 02 Concurrent zone transactions 11 ...
Страница 374: ...374 Fabric OS Administrator s Guide 53 1002745 02 Setting up TI over FCR sample procedure 12 ...
Страница 432: ...432 Fabric OS Administrator s Guide 53 1002745 02 Access Gateway N_Port failover with FA PWWN 16 ...
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Страница 490: ...490 Fabric OS Administrator s Guide 53 1002745 02 Ports on Demand 18 ...
Страница 498: ...498 Fabric OS Administrator s Guide 53 1002745 02 Supported topologies for ICL connections 19 ...
Страница 626: ...626 Fabric OS Administrator s Guide 53 1002745 02 Preparing a switch for FIPS B ...
Страница 630: ...630 Fabric OS Administrator s Guide 53 1002745 02 Hexadecimal Conversion C ...
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