Networked Networks Are Prone to Epic Failure

 
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Old 04-28-2010
Networked Networks Are Prone to Epic Failure

by Brandon Keim Wired.com Networks that are resilient on their own become fragile and prone to catastrophic failure when connected, suggests a new study with troubling implications for tightly linked modern infrastructures.* Electrical grids, water supplies, computer networks, roads, hospitals, financial systems -*all are tied to each other in ways that could [...]

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Info::Layer3::Arista(3pm)				User Contributed Perl Documentation				 Info::Layer3::Arista(3pm)

NAME
SNMP::Info::Layer3::Arista - SNMP Interface to Arista Networks EOS AUTHOR
Bill Fenner SYNOPSIS
# Let SNMP::Info determine the correct subclass for you. my $arista = new SNMP::Info( AutoSpecify => 1, Debug => 1, # These arguments are passed directly to SNMP::Session DestHost => 'myswitch', Community => 'public', Version => 2 ) or die "Can't connect to DestHost. "; my $class = $arista->class(); print "SNMP::Info determined this device to fall under subclass : $class "; DESCRIPTION
Subclass for Arista Networks EOS-based devices Inherited Classes SNMP::Info::Layer3 SNMP::Info::MAU SNMP::Info::LLDP Required MIBs ARISTA-PRODUCTS-MIB Inherited Classes' MIBs See "Required MIBs" in SNMP::Info::Layer3 for its own MIB requirements. See "Required MIBs" in SNMP::Info::MAU for its own MIB requirements. See "Required MIBs" in SNMP::Info::LLDP for its own MIB requirements. GLOBALS
These are methods that return scalar values from SNMP $arista->vendor() Returns 'Arista Networks, Inc.' $arista->hasCDP() Returns whether LLDP is enabled. $arista->model() Tries to reference $arista->id() to one of the product MIBs listed above Removes 'arista' from the name for readability. $arista->os() Returns 'EOS' $arista->os_ver() Grabs the os version from "sysDescr" Global Methods imported from SNMP::Info::Layer3 See documentation in "GLOBALS" in SNMP::Info::Layer3 for details. Global Methods imported from SNMP::Info::MAU See documentation in "GLOBALS" in SNMP::Info::MAU for details. Global Methods imported from SNMP::Info::Layer3 See documentation in "GLOBALS" in SNMP::Info::Layer3 for details. TABLE METHODS
These are methods that return tables of information in the form of a reference to a hash. $arista->fw_mac() Use the Q-BRIDGE-MIB instead of BRIDGE-MIB $arista->fw_port() Use the Q-BRIDGE-MIB instead of BRIDGE-MIB $arista->c_id() Returns LLDP information. $arista->c_if() Returns LLDP information. $arista->c_ip() Returns LLDP information. $arista->c_platform() Returns LLDP information. $arista->c_port() Returns LLDP information. $arista->i_duplex_admin() Returns info from MAU-MIB $arista->i_speed_admin() Returns info from MAU-MIB Table Methods imported from SNMP::Info::Layer3 See documentation in "TABLE METHODS" in SNMP::Info::Layer3 for details. Table Methods imported from SNMP::Info::MAU See documentation in "TABLE METHODS" in SNMP::Info::MAU for details. Table Methods imported from SNMP::Info::LLDP See documentation in "TABLE METHODS" in SNMP::Info::LLDP for details. perl v5.12.4 2011-09-28 Info::Layer3::Arista(3pm)