MIP Enhancemen ts Mobile-IP Enhancemen ts M. C. Ch uah (c - - PowerPoint PPT Presentation

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MIP Enhancemen ts Mobile-IP Enhancemen ts M. C. Ch uah (c - - PowerPoint PPT Presentation

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MIP Enhancemen ts Mobile-IP Enhancemen ts M. C. Ch uah (c h uahlucen t.com) Bell Labs Holmdel NJ 07733 Ch uah et al Lucen t T ec hnologies Oct 1998 MIP Enhancemen ts Outline History of DREMIP F eatures of

slide-1
SLIDE 1 MIP Enhancemen ts Mobile-IP Enhancemen ts M. C. Ch uah (c h uahlucen t.com) Bell Labs Holmdel NJ 07733 Ch uah et al Lucen t T ec hnologies Oct 1998
slide-2
SLIDE 2 MIP Enhancemen ts Outline
  • History
  • f
DREMIP
  • F
eatures
  • f
Generic Mobile IP
  • Enhanced
F eatures
  • P
erforman ce /Im plem e n tation Exp erience Ch uah et al Lucen t T ec hnologies Oct 1998
slide-3
SLIDE 3 MIP Enhancemen ts History
  • f
DREMIP
  • rst
draft submitted in April,1997
  • revised
draft submitted in Aug, 1997, presen ted in Munic h, German y b y Milo Orsic
  • t
w
  • implemen
tations: Bell Labs, Mala ysia Multimedia Univ ersit y Ch uah et al Lucen t T ec hnologies Oct 1998
slide-4
SLIDE 4 MIP Enhancemen ts Generic Mobile IP I

FN HN HA MN FA Server Server FN: Foreign Network HN: Home Network RRQ RRP Msg2 Msg1 Msg3 Msg6 Msg5 Msg4 Msg1: RRQ (DREMIP), AAA Access Request Msg2: RRP (DREMIP), AAA Access Reply Msg3: RRQ (DREMIP), AAA Access Request (Server/Server) Msg4: RRP (DREMIP), AAA Access Reply (Server/Server) (Client/Server) (Client/Server) Msg6: Route Reply (DREMIP), AAA Tunnel Setup Response Msg5: Route Req (DREMIP), AAA Tunnel Setup Request (Server/Client) (Server/Client)

Tunnel for data

Ch uah et al Lucen t T ec hnologies Oct 1998
slide-5
SLIDE 5 MIP Enhancemen ts Generic Mobile IP I I

FN MN FA Server FN: Foreign Network RRQ RRP Msg2 Msg1

Tunnel for data GFA

Msg3 Msg4 HN HA Server HN: Home Network Msg6 Msg5 Msg6 Msg5 Msg1: RRQ (DREMIP), AAA Access Request Msg2: RRP (DREMIP), AAA Access Reply Msg3: RRQ (DREMIP), AAA Access Request (Server/Server) Msg4: RRP (DREMIP), AAA Access Reply (Server/Server) (Client/Server) (Client/Server) Msg6: Route Reply (DREMIP), AAA Tunnel Setup Response Msg5: Route Req (DREMIP), AAA Tunnel Setup Request (Server/Client) (Server/Client) GFA: Care of Agent (DREMIP), Gateway FA

Ch uah et al Lucen t T ec hnologies Oct 1998
slide-6
SLIDE 6 MIP Enhancemen ts Enhanced F eatures
  • can
b e enhanced to w
  • rk
with MIPv6.
  • coupled
with Mobile L2TP can pro vide wireless dialup priv ate net w
  • rk
access services.
  • can
pro vide QoS supp
  • rt.
  • enhanced
features to b e describ ed in an up coming draft.
  • in
terested part y can con tact me for details. Ch uah et al Lucen t T ec hnologies Oct 1998
slide-7
SLIDE 7 MIP Enhancemen ts P erformance Comparison
  • Assume
30% is lo cal mo v emen t in foreign site
  • Assume
Refresh F requency (RF)
  • f
1.0/unit time
  • Assume
Lo cal Mo v emen t F requency (LMF) ranging from 0.05 to 0.5/unit time
  • Assume
P ac k et Loss Rate
  • f
1, 5, and 10%
  • Original
Registration Time (1+k)*(1+p) where k is the ratio
  • f
the transit time b et w een F A/FRS and FRS/HRS, p is the pac k et loss rate
  • DREMIP
Registration Time (RF*(1+k*(1+p))+( 1+p)*k *LMF)/( RF+LMF) Ch uah et al Lucen t T ec hnologies Oct 1998
slide-8
SLIDE 8 MIP Enhancemen ts Impro v emen t in Registration Latency

0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 Reg Time for DREMIP/Reg Time for MIP Fraction of Local/Foreign Times MF=0.05 PER=0.01 MF=0.05 PER=0.05 MF=0.05 PER=0.1 MF=0.5 PER=0.01 MF=0.5 PER=0.05 MF=0.5 PER=0.1

Ch uah et al Lucen t T ec hnologies Oct 1998