Chapter 20 Show Commands

show interface

0 Class 2/3 frames output, 0 bytes

0 Error frames 0 reass frames

16 receive B2B credit remaining

3 transmit B2B credit remaining.

The following example displays information for a Gigabit Ethernet interface.

switch# show interface gigabitethernet 4/1 GigabitEthernet4/1 is up

Hardware is GigabitEthernet, address is 0005.3000.2e12 Internet address is 100.1.1.2/24

MTU 1500 bytes, BW 1000000 Kbit Port mode is IPS

Speed is 1 Gbps Beacon is turned off

5 minutes input rate 32 bits/sec, 4 bytes/sec, 0 frames/sec

5 minutes output rate 88 bits/sec, 11 bytes/sec, 0 frames/sec 637 packets input, 49950 bytes

0 multicast frames, 0 compressed

0 input errors, 0 frame, 0 overrun 0 fifo

659 packets output, 101474 bytes, 0 underruns

0 output errors, 0 collisions, 0 fifo

0 carrier errors

The following example displays information for an iSCSI interface.

switch# show interface iscsi 2/1 iscsi2/1 is up

Hardware is GigabitEthernet

Port WWN is 20:41:00:05:30:00:50:de Admin port mode is ISCSI

Port mode is ISCSI Speed is 1 Gbps

iSCSI initiator is identified by name

Number of iSCSI session: 7, Number of TCP connection: 7 Configured TCP parameters

Local Port is 3260

PMTU discover is disabled Keepalive-timeout is 1 sec Minimum-retransmit-time is 300 ms Max-retransmissions 8

Sack is disabled

Minimum available bandwidth is 0 kbps Estimated round trip time is 0 usec

5 minutes input rate 265184 bits/sec, 33148 bytes/sec, 690 frames/sec

5 minutes output rate 375002168 bits/sec, 46875271 bytes/sec, 33833 frames/sec iSCSI statistics

6202235 packets input, 299732864 bytes

Command 6189718 pdus, Data-out 1937 pdus, 1983488 bytes, 0 fragments 146738794 packets output, 196613551108 bytes

Response 6184282 pdus (with sense 4), R2T 547 pdus Data-in 140543388 pdus, 189570075420 bytes

The following example displays information for the tranceiver on a Fibre Channel interface.

switch# show interface fc2/5 transceiver fc2/5 fcot is present

name is CISCO-INFINEON

part number is V23848-M305-C56C revision is A3

serial number is 30000474 fc-transmitter type is short wave laser cisco extended id is unknown (0x0)

SFP Diagnostics Information

 

 

Cisco MDS 9000 Family Command Reference

 

 

 

 

 

 

78-16088-01, Cisco MDS SAN-OS Release 1.3

 

 

20-83

 

 

 

 

 

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Cisco Systems MDS 9000 manual 20-83, Switch# show interface iscsi 2/1 iscsi2/1 is up, Hardware is GigabitEthernet
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MDS 9000 specifications

Cisco Systems MDS 9000 series is a line of storage networking switches designed to address the unique demands of enterprise-level data centers. These switches provide high-performance solutions for connecting various storage devices, including traditional disk arrays, solid-state drives, and tape libraries. The MDS 9000 series is built for scalability, high availability, and advanced security, making it an ideal choice for organizations looking to optimize their storage infrastructure.

One of the standout features of the MDS 9000 series is its support for Fibre Channel and FICON protocols, which enable seamless integration with various storage technologies. This versatility is crucial for organizations that may be using a mix of applications and storage performance requirements. The switches support multiple speeds, including 1G, 2G, 4G, 8G, and even 16G Fibre Channel rates, ensuring that they can adapt to evolving storage needs.

The MDS 9000 is known for its advanced features in terms of management and automation. Cisco provides intelligent automation capabilities to enhance operational efficiency. Features like Flow Vision and intelligent network services allow for deep visibility into storage environments, enabling administrators to monitor performance, troubleshoot issues, and optimize resource allocation effectively. This level of visibility helps organizations to mitigate risks and ensure data availability.

Security is another paramount consideration for the MDS 9000 series. The switches are equipped with a range of security features, including role-based access controls, encryption technologies, and zoning options. These capabilities help safeguard sensitive data and ensure compliance with industry regulations, making the MDS 9000 a trusted choice for enterprises dealing with critical data.

The architecture of the MDS 9000 series is designed for high availability and resiliency. With redundant power supplies and cooling systems, these switches minimize downtime and ensure continuous operation. Additionally, they offer advanced features like non-disruptive software upgrades, which eliminate the need for scheduled outages during firmware updates.

In summary, the Cisco Systems MDS 9000 series offers a robust set of features tailored for enterprise storage networking. Its support for various protocols, intelligent management capabilities, and high availability characteristics make it a preferred choice for organizations seeking to optimize their storage infrastructure for both current and future needs. By investing in the MDS 9000 series, businesses can enhance their operational efficiency, ensure data security, and maintain a competitive edge in today's data-driven landscape.
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