D<&'C&C$*+=5IH *R2M5 =K.0,52*
(M03=* N5I* B30* 0;3* R+1"* 82 55H ,2-* MI2:0,52Q* 0;3* B9,0:;* :.2* 4,BHA.N* 0;3* R+1"* 8255H,2-* +=5IH*
R2M5=K.0,5 2 C* 6 2 0=,3 B * ,2 *0 ; 3* R+ 1"*+=5IH*J./A3*.=3*B;592*52*0;,B*H.-3C*J;3*R+1"*+=5IH*J./A3*,B*B5=034*
M,=B0*/N*c!(U*R\Q*.24*0;32*/N*-=5IHC*R0*9,AA*IB3*0;3*A.B0*320=N*5M*0;3*:I==320AN*4,BHA.N34*0./A3*.B*.*/.B,B*
M5=*0;3*23 F0*A55EIHC*^;32*0;3*324*,B*=3.: ;3 4Q*0;3*03 F0*pU5*K 5 =3*320=,3Bp*,B*B;592*,2*0;3*4,BHA.N34*
0./A3C*]B3*0;3*/I0052*05*B0.=0*5L 3=C* *
$
!"#$3&'"()*+"* *
J5*4,BHA.N*0;3*R+1"*8255H,2-*+=5IH*R2M5=K.0,52*,2*0;3*93/*,203=M.:3)*
&C GA,:E*1 52,05=Q*R+1"*8255H,2-Q*+=5IH*R2M5=K.0,52C*
$C J5*.I05<=3M=3B;*0;3*,2M5=K.0,5 2Q*B3A3:0*n(I05<=3M=3B;oC*
DC GA,:E*n*@3M=3B;n*05*=3M=3B;*.*320=N*5M*0;3 *R+1 " *825 5H ,2-*+ =5I HB*R2M5 =K .0,5 2C*
aC GA,:E*nkk*5=*ll*n*05*K5L3*05*0;3*H=3L,5IB*5=*23F0*320=NC*
*
Figure!3[10.1.2 :! ! The!IG MP!Snooping!Groups!Information.!
!
!
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Navigating!the!IGMP!Group!Table!
6.:;*H.-3*B;59B*IH*05*%%*320=,3B*M=5K*0;3*R+1"*+=5IH*0./A3Q*43M.IA0*,B*$'Q*B3A3:034*0;=5I-;*0;3*
p320=,3B*H3=*H.-3p*,2HI0*M,3A4C*^;32*M,=B0*L,B,034Q*0;3*93/*H.-3*9,AA*B;59*0;3*M,=B0*$'*320=,3B*M=5K*0;3*
/3-,22,2-*5M*0;3*R+1"*+=5IH*J./A3C*
J;3*p80.=0*M=5K*c!(Up*.24*p-=5IHp*,2HI0*M,3A4B*.AA59*0;3*IB3=*05*B3A3:0*0;3*B0.=0,2-*H5,20*,2*0;3*R+1"*
+=5IH*J./A3C*GA,:E,2-*0;3*/I0052*9,AA*IH4.03*0;3*4,BHA.N34*0./A3*B0.=0,2-*M=5K*0;.0*5=*0;3*:A5B3B0*23F0*
R+1"*+=5 I H *J . / A3 *K.0:;C*R2*.44,0,52Q*0;3*095*,2HI0*M,3A4B*9,AAhIH52*.*/I0052*:A,:Eh.BBIK3*0;3*
L.AI3*5M*0;3*M,=B0*4,BHA.N34*320=NQ*.AA59,2-*M5=*:520,2I5IB*=3M=3B;*9,0;*0;3*B.K3*B0.=0*.44=3BBC*
J;3*B9,0:;*9,AA*IB3*0;3*A.B0*320=N*5M*0;3*:I==320AN*4,BHA.N34*0./A3*.B*.*/.B,B*M5=*0;3*23F0*A55EIHC*^;32*
0;3*324*,B*=3.:;34*0;3*03F0*pU 5*K 5 =3*320=,3B p*,B*B;59 2 *,2*0;3*4,BH A.N3 4*0./A3 C*]B3*0; 3*/I005 2*05 *B0.=0*
5L3=C* *
IGMP !G r o u p!T a b le !C o lu mns!
VLAN!ID:!
c!(U*R\*5M*0;3*-=5IHC* *
Groups:!
+=5IH*.44=3BB*5M*0;3*-=5IH*4,BHA.N34C* *
Port!Members:!
"5=0B*I243=*0;,B*-=5IHC* *
Buttons!