Cisco Cisco IOS Software Release 12.4(6)T
Media and Signaling Authentication and Encryption Feature for Cisco IOS H.323 Gateways
Information About Media and Signaling Authentication and Encryption Feature for Cisco IOS H.323 Gateways
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Media and Signaling Authentication and Encryption Feature for Cisco IOS H.323 Gateways
lists supported gateways, network modules, and codecs for voice security features.
Information About Media and Signaling Authentication and
Encryption Feature for Cisco IOS H.323 Gateways
Encryption Feature for Cisco IOS H.323 Gateways
To configure the Media and Signaling Authentication and Encryption Feature for Cisco IOS H.323
Gateways feature, you should understand the following concepts:
Gateways feature, you should understand the following concepts:
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Benefits of Media and Signaling Authentication and Encryption Feature for
Cisco IOS H.323 Gateways
Cisco IOS H.323 Gateways
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Provides privacy and confidentiality for voice calls
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Protects against voice security violations
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Facilitates the replacement of traditional time-division multiplexing (TDM) telephony systems with
IP systems
IP systems
Table 1
Supported Gateways, Network Modules, and Codecs for Voice Security Features
Supported Gateways
Supported Network Modules
Supported Codecs
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Cisco 2600XM
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Cisco 2691
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Cisco 2811
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Cisco 2821
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Cisco 2851
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Cisco 3725
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Cisco 3745
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Cisco 3825
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Cisco 3845
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Cisco VG224
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Cisco IAD 2430
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AIM-VOICE
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AIM-ATM-VOICE-30
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EVM-HD
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NM-HDA
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NM-HDV
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NM-HDV2
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NM-HDV2-1T1/E1
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NM-HDV2-2T1/E1
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NM-HD-1V
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NM-HD-2V
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NM-HD-2VE
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PVDM2
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G.711 mu-law
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G.711 a-law
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G.729
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G.729A