IES 1248 Support Notes
All contents copyright (c) 2006 ZyXEL Communications Corporation.
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FAQ
What is the maximum line rate of IES1248 ?
It can support ADSL2+, so line rate can reach to 1.2Mbps in upstream direction and
25 Mbps in downstream in a short distance.
How many management instances can access IES-1248 at the
same time?
Only one console, one WEB GUI and four telnet accounts can access IES at the
same time.
What is the difference between IES1248-71 and IES1248-73 ?
• IES1248-71 : ADSL Annex A for POTS.
• IES1248-73 : ADSL Annex B for ISDN.
What is the power requirement of IES- 1248?
• Power Input is –48VDC(-36~-72VDC).
• Maximum power consumption is 90W.
What kind of the DSL standard does IES1248 compliant ?
• ADSL : G.992.1, G.992.2, T1.413 issue 2, G.lite
• ADSL 2 : G.992.3, G.992.4
• ADSL 2+ : G.992.5.
What is the ADSL chipset of IES1248?
Centillium Maximus
What is the Network Processor of IES1248 ?
Wintegra’s WinPath787D4
How many Flash memory and SDRAM that IES 1248 supports?
• Flash memory : 4Mbytes
• SDRAM : 64Mbytes
